J-A contracted weir 1.31 m long and 1:26m high is to be installedin a channel 2.45 m wide. The depth of water backk OF the weiris 2.14m.a) What is the amount OF flouw neglecting the velocity of approach.6.) What is the amount op flow considering the velocity of approach".d What is the velocity OF approach?

Weir: The weir may be a barrier that spans the breadth of a river and changes the flow properties of…

Answered: I-A contracted weir 1.31 m long and…

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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The length of the crest of a trapezoidal weir is 2m. the sides are sloping at 75 degrees 57' 49" with the horizontal, if the head on the weir is 0.5 m, 1. Prove if it is a Cipolleti weir or not 2. Find the discharge in cu. m/s
Compute the discharge in m3/s of a trapezoidal weir, C = 0.60, L = 3.3m, H = 0.90 m with side slop of 2V to 1H Group of answer choices 5.537 6.081 4.754 8.901
A rectangular contracted weir 3m long is built in the left end of a rectangular channel 6m wide. How high is the weir if the depth of water upstream is 1m when the discharge is 1.15 m3/s. Neglect velocity of approach and use weir factor =1.65. 0.62 m O 0.73 m O 0.51 m O 0.38 m
Q7: A suppressed rectangular weir is to be built across a 4.5 m channel width to measure a flow rate of maximum value 1.2 m'/sec. for a maximum water depth of 1.2 m as shown in Figure Pw below. Find the ratio H 1 m H P than do Nappe Weir plate
Trapezoidal weir has a lower base of 3 m and has an angle of 45 for the inclined side. The initial head of the weir is 5 m. Find the discharge if the coefficient of the whole weir is 0.042. a. 8.604 m³/sec b. 9.969 m³/sec c. 10.36 m³/sec d. 5.712 m³/sec
The discharge over a trapezoidal weir is 1180 L/s. The crest length is 1.5m and the side slope of the trapezoid is 4 vertical and 1 horizontal. Determine the head on the weir in meters. A 0.501 m B 0.606 m 0.564 m D No Answer among the choices E) 0.452 m
A doubly-contracted rectangular sharp- crested weir is 1.83m long discharges water under a head of 47cm. Compute the discharge by the Francis formula neglecting the velocity of approach. O 1.03 cu.m./s O 3.21 cu.m./s O 1.08 cu.m./s O 0.83 cu.m./s
A circular settling basin is anticipated to receive a flow of 3.5 MGD. The tank is to be designed to have an overflow rate of 800 gpd/ft2. The depth is to be 11 ft. Determine the diameter of the basin (in feet). ? What length of weir (ft) is required to achieve a weir loading of 15,000 gpd/ft show all work
The discharge over a trapezoidal weir is 1.315 cu.m/sec. The crest length is 2 m and the sides are inclined at 75 degrees 57’49” with the horizontal. Find the head on the weir in meters.a. 0.81b. 0.71c. 0.61d. 0.51
Ex.5/ What is the equation for the compound weir (stepped rectangular) below?
A municipal WWTP receives 20,000m3/d of flow. They use two circular primary clarifiers operate in parallel which handle the flow equally. The state’s regulatory agency’s criteria are: Average overflow rate = 20 m3/(d·m2) and the average t0(θ) = 3.0 hours a. Determine the clarifier diameter. b. Estimate the side water depth. c. Calculate the weir loading rate in an inboard peripheral weir is used that is 0.25 m from the edge of the clarifier.
In 28.5 secs, 35,579 L of water is collected. The length of the rectangular weir is 2.15 m, the crest is 450 mm high from the channel bed and it should maintain a constant head of 275 mm. Determine the velocity of approach. Assume there is head loss.

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